State $\times$ Year Fixed Effects   &   \checkmark & \checkmark & \checkmark & \checkmark & \checkmark & \checkmark \\
Geoclimatic Controls   &   \checkmark & \checkmark & \checkmark & \checkmark & \checkmark & \checkmark \\
Smooth Location Controls   &   \checkmark & \checkmark & \checkmark & \checkmark & \checkmark & \checkmark \\
Black Share & \checkmark & & & \checkmark & & \\
Historical Slave Share & & & \checkmark & & & \checkmark \\
